Editor: Fix a bug introduced for automatically doing line-wrap for large files
http://bugs.activestate.com/show_bug.cgi?id=93790
r=marky
Bug wasn't released.

(integrated from komodo (trunk) change 83639 by ericp)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@14176 b87d16e7-d29f-4ee1-b5ec-817d645d335f